86FC5942 KOYO Four-row cylindrical roller bearings
Brand Name:KOYO
Model Number:86FC5942
Series:52000
Cone Part Number:52375
Cup Part Number:52637-B
Design Units:Imperial
Bearing Weight:6.6 lb
Cage Type:Stamped Steel
d:3.7500 in
D:6.3750 in

Product Details

Series52000
Cone Part Number52375
Cup Part Number52637-B
Design UnitsImperial
Bearing Weight6.6 lb
Cage TypeStamped Steel
d3.7500 in
D6.3750 in
D1 - Flange Outer Diameter6.6210 in
B - Cone Width1.4219 in
C - Cup Width1.0313 in
C1 - Cup Flange Width0.2500 in
T1 - Bearing Width1.4375 in
T - Bearing Width to Flange0.6562 in
R - Cone Backface To Clear Radius10.14 in
r - Cup Backface To Clear Radius20.130 in
da - Cone Frontface Backing Diameter4.13 in
db - Cone Backface Backing Diameter4.41 in
Da - Cup Frontface Backing Diameter6.14 in
Ab - Cage-Cone Frontface Clearance0.12 in
Aa - Cage-Cone Backface Clearance0.16 in
a - Effective Center Location3-0.02 in
C90 - Dynamic Radial Rating (90 million revolutions)413000 lbf
C1 - Dynamic Radial Rating (1 million revolutions)550200 lbf
C0 - Static Radial Rating77000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)610600 lbf
K - Factor71.23
e - ISO Factor80.47
Y - ISO Factor91.26
G1 - Heat Generation Factor (Roller-Raceway)10175
G2 - Heat Generation Factor (Rib-Roller End)41.7
Cg - Geometry Factor110.152
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Company Profile

FGDB Pump Machinery Equipment Co., Ltd.
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